<h1 id="redirections"><a aria-hidden="true" class="anchor-heading icon-link" href="#redirections"></a>Redirections</h1>
<h3 id="bash-redirections"><a aria-hidden="true" class="anchor-heading icon-link" href="#bash-redirections"></a>Bash Redirections</h3>
<p>When Bash starts, normally, 3 file descriptors are opened, 0, 1 and 2 also known as standard input (<code>stdin</code>), standard output (<code>stdout</code>) and standard error (<code>stderr</code>).</p>





















<table><thead><tr><th>num</th><th>val</th></tr></thead><tbody><tr><td>0</td><td><code>stdin</code></td></tr><tr><td>1</td><td><code>stdout</code></td></tr><tr><td>2</td><td><code>stderr</code></td></tr></tbody></table>
<pre class="language-shell"><code class="language-shell"><span class="token operator"><span class="token file-descriptor important">2</span>></span>/dev/null
</code></pre>
<h4 id="documentation"><a aria-hidden="true" class="anchor-heading icon-link" href="#documentation"></a>Documentation</h4>
<ul>
<li><a href="https://wiki.bash-hackers.org/howto/redirection_tutorial">https://wiki.bash-hackers.org/howto/redirection_tutorial</a></li>
</ul>

Redirections


The hyperfixated rabbit hole diving knowledge base that is my brain looking at technology.


num	val
0	`stdin`
1	`stdout`
2	`stderr`